Cargo also slightly inched up 0.4 percent with 42,257 tons landing at CLT January - April 2014 compared to 42,106 tons during the first four months of 2013.

CLT oversaw 176,070 landings and departures through April of this year versus 182,818 last year at that time. American Airlines and US Airways, which merged in December and operate more than 90 percent of CLT flights, cited the usage of larger airplanes for more flights.